221577216

素因数分解:

$2^{16}\times 3^1\times 7^2\times {\mathrm{23}}^1$

素因数の和:72

約数の個数: 204

約数和(自身を含む): 717220512

約数和(自身を除く): 495643296

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 23, 24, 28, 32, 42, 46, 48, 49, 56, 64, 69, 84, 92, 96, 98, 112, 128, 138, 147, 161, 168, 184, 192, 196, 224, 256, 276, 294, 322, 336, 368, 384, 392, 448, 483, 512, 552, 588, 644, 672, 736, 768, 784, 896, 966, 1024, 1104, 1127, 1176, 1288, 1344, 1472, 1536, 1568, 1792, 1932, 2048, 2208, 2254, 2352, 2576, 2688, 2944, 3072, 3136, 3381, 3584, 3864, 4096, 4416, 4508, 4704, 5152, 5376, 5888, 6144, 6272, 6762, 7168, 7728, 8192, 8832, 9016, 9408, 10304, 10752, 11776, 12288, 12544, 13524, 14336, 15456, 16384, 17664, 18032, 18816, 20608, 21504, 23552, 24576, 25088, 27048, 28672, 30912, 32768, 35328, 36064, 37632, 41216, 43008, 47104, 49152, 50176, 54096, 57344, 61824, 65536, 70656, 72128, 75264, 82432, 86016, 94208, 98304, 100352, 108192, 114688, 123648, 141312, 144256, 150528, 164864, 172032, 188416, 196608, 200704, 216384, 229376, 247296, 282624, 288512, 301056, 329728, 344064, 376832, 401408, 432768, 458752, 494592, 565248, 577024, 602112, 659456, 688128, 753664, 802816, 865536, 989184, 1130496, 1154048, 1204224, 1318912, 1376256, 1507328, 1605632, 1731072, 1978368, 2260992, 2308096, 2408448, 2637824, 3211264, 3462144, 3956736, 4521984, 4616192, 4816896, 5275648, 6924288, 7913472, 9232384, 9633792, 10551296, 13848576, 15826944, 18464768, 27697152, 31653888, 36929536, 55394304, 73859072, 110788608, 221577216]

約数ペア:

[(1, 221577216), (2, 110788608), (3, 73859072), (4, 55394304), (6, 36929536), (7, 31653888), (8, 27697152), (12, 18464768), (14, 15826944), (16, 13848576), (21, 10551296), (23, 9633792), (24, 9232384), (28, 7913472), (32, 6924288), (42, 5275648), (46, 4816896), (48, 4616192), (49, 4521984), (56, 3956736), (64, 3462144), (69, 3211264), (84, 2637824), (92, 2408448), (96, 2308096), (98, 2260992), (112, 1978368), (128, 1731072), (138, 1605632), (147, 1507328), (161, 1376256), (168, 1318912), (184, 1204224), (192, 1154048), (196, 1130496), (224, 989184), (256, 865536), (276, 802816), (294, 753664), (322, 688128), (336, 659456), (368, 602112), (384, 577024), (392, 565248), (448, 494592), (483, 458752), (512, 432768), (552, 401408), (588, 376832), (644, 344064), (672, 329728), (736, 301056), (768, 288512), (784, 282624), (896, 247296), (966, 229376), (1024, 216384), (1104, 200704), (1127, 196608), (1176, 188416), (1288, 172032), (1344, 164864), (1472, 150528), (1536, 144256), (1568, 141312), (1792, 123648), (1932, 114688), (2048, 108192), (2208, 100352), (2254, 98304), (2352, 94208), (2576, 86016), (2688, 82432), (2944, 75264), (3072, 72128), (3136, 70656), (3381, 65536), (3584, 61824), (3864, 57344), (4096, 54096), (4416, 50176), (4508, 49152), (4704, 47104), (5152, 43008), (5376, 41216), (5888, 37632), (6144, 36064), (6272, 35328), (6762, 32768), (7168, 30912), (7728, 28672), (8192, 27048), (8832, 25088), (9016, 24576), (9408, 23552), (10304, 21504), (10752, 20608), (11776, 18816), (12288, 18032), (12544, 17664), (13524, 16384), (14336, 15456)]